/**
 * 
 * @returns{
 *   "1":"fupin",
     "2":"yonghu",
 * }
 * 
 * 
 */
function getBuss(key){
   key+="" //将key转化为字符串类型
   return{
       "1":"fupin",
       "2":"yonghu",
   }[key]

}

module.exports={
    getBuss
}